Warmest months (with the highest average high temperature) are July and August (88°F).
The month with the lowest average high temperature is December (35°F).
The month with the highest average low temperature is July (62°F).
Coldest months (with the lowest average low temperature) are January and December (25°F).
The wettest month (with the highest rainfall) is December (1.5").
The driest month (with the lowest rainfall) is August (0.2").